title: [Extreme life experiences becoming medical: two causes of intermittent hopelessness].
authors.forename: Shahrokh S
authors.initials: SS
authors.lastname: Gudarzi
mesh_terms: D003527:Cyclothymic Disorder / Q000209:etiology*; D006801:Humans; D008016:Life Change Events; D040921:Stress Disorders, Traumatic / Q000209:etiology*